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Analcime on Heulandite Tambar Springs. New South Wales. Australia 2.7x2.5 cm (Author: Jon Mommers)
Analcime on Heulandite Tambar Spri
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Calcite (twinned) on Sphalerite Elmwood. Tennesse. USA 4.8cm (Author: Jon Mommers)
Calcite (twinned) on Sphalerite El
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Cerussite var. chrome-Cerussite Dundas Extended Mine. Dundas Mining District. Tasmania. Australia 3.1 cm high (Author: Jon Mommers)
Cerussite var. chrome-Cerussite Du
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Gypsum from Brunita mine (Author: Jon Mommers)
Gypsum from Brunita mine
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Quartz coated by iron oxides Biggenden. Queensland. Australia 8.8 x 10.0 x 5.5 cm (Author: Jon Mommers)
Quartz coated by iron oxides Bigge
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Quartz coated by iron oxides Biggenden. Queensland. Australia 8.8 x 10.0 x 5.5 cm (Author: Jon Mommers)
Quartz coated by iron oxides Bigge
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Quartz var. rose Quartz Galilea. Doce Valley. Minas Gerais. Brazil 4.3 cm (Author: Jon Mommers)
Quartz var. rose Quartz Galilea. D